Using Actuate BIRT Viewers : Modifying charts : Modifying HTML5 charts : Drilling up and down data hierarchies
 
Drilling up and down data hierarchies
Interactive Viewer supports drilling up to view summary information and drilling down to view details for the following HTML5 chart types:
*Column
*Bar
*Line
*Pie
Drilling up and down data hierarchies in an HTML5 chart function the same way as for regular charts.